Ouachita Parish's 2026 population is estimated at 158,198, reflecting a 0.1% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Ouachita Parish is the 8th largest parish in Louisiana. The 2010 population was 153,966 and has grown 2.75% since 2010.
Data after 2023 is projected based on recent change
Overall: 36.6 years
Female: 38.1 years
Male: 35.2 years
There are 119,542 adults, (25,119 of whom are seniors) in Ouachita Parish.
Female: 82,223 (51.9%)
Male: 76,257 (48.1%)
The racial composition of Ouachita Parish includes 56.41% White, 37.26% Black or African American, and smaller percentages for other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 89,400 | 56.41% |
| Black or African American | 59,054 | 37.26% |
| Two or more races | 5,688 | 3.59% |
| Other race | 2,180 | 1.38% |
| Asian | 1,819 | 1.15% |
| Native American | 322 | 0.2% |
| Native Hawaiian or Pacific Islander | 17 | 0.01% |
Ouachita Parish 's average per capita income is $46,210. Household income levels show a median of $54,688. The poverty rate stands at 23.17%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $102,608 | $131,086 |
| Families | $72,444 | $99,513 |
| Households | $54,688 | $80,881 |
| Non Families | $29,855 | $43,985 |
Average Income
Median Household Income
Poverty Rate